英语词汇“crash helmet”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	crash helmet
释义	crash helmet [kræʃ ˈhelmit] freq. 18 dict. 7 spoken 7 n.安全帽 [网络]防护帽；保护头盔；防撞头盔
随便看	non degenerate laser nondegenerate level nondegenerate linear system non-degenerate linear system nondegenerate lottery non-degenerate matrix non-degenerate normal distribution non-degenerate parametric amplifier nondegenerate parametric oscillator non-degenerate plane nondegenerate quadratic form non-degenerate quadratic form nondegenerate scalar product nondegenerate semiconductor non-degenerate semiconductor non degenerate semiconductor nondegenerate sesquilinear form nondegenerate set non-degenerate simplex non-degenerate sphere nondegenerate sphere non-degenerate state nondegenerate state non-degenerate symmetric bilinear form nondegenerate system

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